package cn.itcast.mq;

import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
/**
* @Description:
* @Param:
* @return:
* @Author: 刘欢
* @Date: 2024/2/27
 *
 *  发布者
*/
@SpringBootApplication
public class PublisherApplication {
    public static void main(String[] args) {
        SpringApplication.run(PublisherApplication.class);
    }

//    @Bean
//    public MessageConverter messageConverter(){
//        return new Jackson2JsonMessageConverter();
//    }
    @Bean
    public MessageConverter messageConverter(){
        // 1.定义消息转换器
        Jackson2JsonMessageConverter jackson2JsonMessageConverter = new Jackson2JsonMessageConverter();
        // 2.配置自动创建消息id，用于识别不同消息，也可以在业务中基于ID判断是否是重复消息
        jackson2JsonMessageConverter.setCreateMessageIds(true);
        return jackson2JsonMessageConverter;
    }
}
